2023 Murcia Open – Singles

Tseng Chun-hsin was the defending champion but chose not to defend his title.

Matteo Arnaldi won the title after defeating Borna Gojo 6–4, 7–6(7–4) in the final.

Seeds
• # Borna Gojo (final)

• # 🇮🇹 Matteo Arnaldi (champion)

• # 🇮🇹 Raúl Brancaccio (first round)

• # 🇯🇵 Kaichi Uchida (first round)

• # Alexander Ritschard (second round)

• # 🇦🇷 Andrea Collarini (second round)

• # Henri Laaksonen (withdrew)

• # 🇮🇹 Lorenzo Giustino (first round)